Here is the full list of all 64 Out There: O Edition achievements.
Meet the Judge Architect
Rule the Enemy
Purge a star system ruled by the Enemy
Meet the Enemy
Board a huge ship
Set your ship at 100% ecosystem
Set your ship at 100% efficiency
Have the nostalgia of hamburgers.
Rule 140 star systems !
Travel through a black hole
Build a telescope and its 2 upgrades
Map 120 star systems
Find the Crescent ship
Use the Synergy
Fix something with Omega
Learn all the alien words
Encounter 10 alien races
Build a Death Seed
Meet 5 alien races
Receive a SOS
What a huge ship !
Have your hull below 5%
Board a new ship
Board a weird ship
Learn how to say "Love" in alien
Dismantle your space folder
Receive a special call
Orbit a Star
Discover 80 star systems
Receive some Omega
Dig some gold !
Have your oxygen below 5%
Visit 30 star systems
Meet an Alien
Break your drill
Find an Artifact
Orbit a black hole !
Approach a Black Hole
Have an equipement destroyed
Risk everything and live to tell
Have your fuel below 5%
Drill an inhabited planet
Explore 10 star systems
Build a Space Folder
Board a space station
Terraform a planet
Reach the Iron Star Station
Find a way back home
Build all Space Folder upgrades
Probe a star for fuel
Talk with 15 alien races
Know all alien races
Board a strange ship
Scan a planet
Set your ship at 100% resistance
Build the Ansible
Reach the very last star
Save your kind
Jettison a human
Find a yellow ship
Bring back an alien on its homeworld
Find the cathedral
You have gathered the interstellar alliance
You met with 30 alien races.